19249980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{320833}}^1$

素因数の和:320845

約数の個数: 24

約数和(自身を含む): 53900112

約数和(自身を除く): 34650132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 320833, 641666, 962499, 1283332, 1604165, 1924998, 3208330, 3849996, 4812495, 6416660, 9624990, 19249980]

約数ペア:

[(1, 19249980), (2, 9624990), (3, 6416660), (4, 4812495), (5, 3849996), (6, 3208330), (10, 1924998), (12, 1604165), (15, 1283332), (20, 962499), (30, 641666), (60, 320833)]